Objects in the image:
category: surfboard
category: person
category: surfboard
category: person
category: surfboard
category: person
category: surfboard

Guessing-game dialogue about one of the objects:
q: is the object human?
a: No
q: is the object with the boy?
a: N/A
q: can you float on this object?
a: Yes
q: is one of the girls on the object?
a: N/A
q: is the object yellow and blue?
a: No
q: is the object in the background?
a: Yes